CN100446389C - Filter apparatus and power converter to which the filter apparatus is connected - Google Patents

Filter apparatus and power converter to which the filter apparatus is connected Download PDF

Info

Publication number
CN100446389C
CN100446389C CNB2004100908588A CN200410090858A CN100446389C CN 100446389 C CN100446389 C CN 100446389C CN B2004100908588 A CNB2004100908588 A CN B2004100908588A CN 200410090858 A CN200410090858 A CN 200410090858A CN 100446389 C CN100446389 C CN 100446389C
Authority
CN
China
Prior art keywords
converting device
housing
filter apparatus
filter
power
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB2004100908588A
Other languages
Chinese (zh)
Other versions
CN1619930A (en
Inventor
广田雅之
井堀敏
高田直树
平贺正宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Industrial Equipment Systems Co Ltd
Original Assignee
Hitachi Industrial Equipment Systems Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Industrial Equipment Systems Co Ltd filed Critical Hitachi Industrial Equipment Systems Co Ltd
Publication of CN1619930A publication Critical patent/CN1619930A/en
Application granted granted Critical
Publication of CN100446389C publication Critical patent/CN100446389C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
    • H05K7/1427—Housings
    • H05K7/1432—Housings specially adapted for power drive units or power converters
    • H05K7/14327—Housings specially adapted for power drive units or power converters having supplementary functional units, e.g. data transfer modules or displays or user interfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Human Computer Interaction (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Power Conversion In General (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Filters And Equalizers (AREA)

Abstract

The invention provides a technique and a product in which for a frequency converter supplying electric power to, for example, a motor, a downsizing, lightening or the like of the frequency converter is realized while providing a filter apparatus reducing electromagnetic noises and the like. The filter apparatus reducing electromagnetic noises and the like is provided near a main circuit terminal board of the frequency converter, and the filter apparatus is connected directly to a main circuit terminal as a wiring drawing portion of the frequency converter. Part of a housing of the frequency converter and part of a filter housing are fitted to each other to fix the filter housing to the frequency converter.

Description

Filter apparatus and be connected with the power-converting device of this filter apparatus
Technical field
The present invention relates to reduce technology to the noise of the power-converting device of supply capabilities such as for example motor.
Background technology
In standard, can show that performance characteristics standard, EN 55011 (grade A, grade B), the EN 61800 of CE sign is known about the electromagnetic noise in the power-converting device.These standards etc. represent not influence other electric machines by the limit value of employed machine, environment for use categorised regulation electromagnetic noise.
As the technology about aforementioned noise countermeasure, for example, patent documentation 1 has open.
[patent documentation 1] spy opens flat 8-308250 communique
With regard to the noise countermeasure, in general the filter apparatus that reduces electromagnetic noise etc. is set.But, if the aforesaid filters device is set, then need installing space, need to consider to connect unrolling of distribution when the aforesaid filters device etc. in addition.
Summary of the invention
Therefore, in view of foreground, the filter apparatus that reduces electromagnetic noise etc. is provided to provide in the power-converting device of supply capabilities such as for example motor purpose, in addition, it is connected with power-converting device, and the miniaturization of realization power-converting device or filter apparatus etc.
The present invention is the solution aforementioned problems as following.
The filter apparatus that reduces electromagnetic noise etc. is located near the distribution lead division of main circuit terminal board of power-converting device.
In addition, the aforesaid filters device is connected in the distribution lead division of aforementioned main circuit terminal board.
In addition, the part of the part of the housing of aforementioned electric force conversion system and filter housing is chimeric, and the aforesaid filters housing is fixed in the aforementioned electric force conversion system thus.
Moreover, as the characteristic of aforesaid filters device, also can be based on the performance characteristics that for example can show the CE sign, the regulation of EN 55011, EN 61800, not to influences such as generation electromagnetic noise such as other electric machines.
Particularly, the regulation of EN61800, and in general the EN55011 that is comprised in the regulation of EN 61800 (grade A, grade B) is well-known regulation in power-converting device.
Thereby, as the filter apparatus that reduces electromagnetic noise etc., also can be based on the regulation of these EN61800, and the EN 55011 that is comprised in the regulation of EN 61800 (grade A, grade B) has the characteristic of filter apparatus and the filter apparatus that constitutes.
The effect of invention
The present invention more then with regard to the noise reduction of power-converting device, can supply with the product with good characteristic.Perhaps, can provide and to reduce noise, and realize the power-converting device of miniaturization.
Description of drawings
Fig. 1 is the example that the power-converting device of electromagnetic noise filter is installed.
Fig. 2 is another example that the power-converting device of electromagnetic noise filter is installed.
Fig. 3 is embodiments of the invention (vertical views).
Fig. 4 is the embodiment of the waterproof case of digital operator.
Fig. 5 is the embodiment (cutaway view) of electromagnetic noise filter.
Fig. 6 is the embodiment (another cutaway view) of electromagnetic noise filter.
Fig. 7 is the example of the another kind of installation method of electromagnetic noise filter.
Label declaration: 1. power-converting device; 2. electromagnetic noise filter housing; 3. terminal board cover; 4. distribution end tab; 5. power-converting device earth rod; 6. be located at the groove on the housing of power-converting device; 7. be located at the protuberance on the distribution end tab; 8. terminal (R uses mutually); 9. terminal (S uses mutually); 10. terminal (T uses mutually); 11. filter capacitor; 12. the spaced walls of filter capacitor; 13. the spaced walls of filter capacitor; 14. the earth rod of filter capacitor; 15. the earth rod of filter capacitor is by the hole of usefulness; 16. digital operator; 17. potentiometer knob; 18. waterproof case; 19. bucker; 20. the conductor plate that connects in the inboard of electromagnetic noise filter housing; 21. be located at the protuberance on the electromagnetic noise filter housing side; 22. be located at the recess on the power-converting device side; 23. plastic resin; 30. fin.
Embodiment
Below, use illustrated embodiment, just as the electromagnetic noise filter that reduces the filter apparatus of electromagnetic noise according to an embodiment of the invention, perhaps the power-converting device that connected of aforesaid filters device at length describes.
Fig. 1 makes as the electromagnetic noise filter is specific according to an embodiment of the invention.In these figure, the 1st, the housing of power-converting device, the 2nd, electromagnetic noise filter housing, the 3rd, terminal board cover, the 4th, distribution end tab, the 5th, the earth rod of power-converting device.On power-converting device housing 1, be provided with the groove 6 that is used for installing distribution end tab 4, on distribution end tab 4, be provided with protuberance 7.And, on electromagnetic noise filter housing 2, also be provided with protuberance 7.Therefore, under the situation that does not need filter, take off electromagnetic noise filter 2, can directly distribution end tab 4 be installed on the groove 6 on the housing that is located at power-converting device 1.
And then, as shown in Figure 7,, recess 21 being set on the side of power-converting device housing 1 by on the side of electromagnetic noise filter housing 2, protuberance 22 being set, can install and remove simply.Recess 21 is provided in a side of the poroid part on the side of power-converting device housing 1, and protuberance 22 is provided in a side of the protuberance on the side of electromagnetic noise filter housing 2.Chimeric mutually by this recess 21 with protuberance 22, perhaps engage, electromagnetic noise filter housing 2 is fixed in power-converting device housing 1.
Constituting aforementioned electric force conversion system housing 1 shown in Fig. 1 is chimeric with the filter housing of electromagnetic noise filter housing 2, and by chimeric, the electromagnetic noise filter is fixed in the aforementioned electric force conversion system.Therefore, the fitting portion of the part of the part of chimeric aforementioned electric force conversion system housing 1 and electromagnetic noise filter housing 2 is set on each housing.
In Fig. 1, be used for installing the groove 6 of the spill of the distribution end tab 4 in the power-converting device housing 1, perhaps, the protuberance 7 in the electromagnetic noise filter housing 2 is aforementioned fitting portions.But aforementioned fitting portion is not limited to the groove 6 of spill, the concrete shape of protuberance 7, so long as the fixing shape of aforementioned electric force conversion system housing 1 and the filter housing of electromagnetic noise filter housing 2 also can be to make suitably different shape person.
In addition, though in aforementioned, chimeric fixing embodiment has been described, being not limited thereto, also can be that the aforementioned electric force conversion system housing 1 and the part of the filter housing of electromagnetic noise filter housing 2 are meshing with each other, and perhaps engages and fixing person.In this case, the engaging piece of the part of setting and each housing engagement perhaps, engages each junction surface.
And then, on specification, further be fit to upper specification and the good filter of needs characteristic in order to make filter, perhaps, under the situation of the filter that shape is big, as mentioned above, can take off the filter of having installed, changing the outfit simply is used for the filter of this specification.
Perhaps, also can strengthen the noise filter effect by the electromagnetic noise filter housing 2 that connects same shape as shown in Figure 2.Under this situation, owing on electromagnetic noise filter housing 2, be provided with the fitting portion of forming by aforementioned recess 21, protuberance 22, so the available a plurality of electromagnetic noise filter of the fitting portion chimeric connection of the difference housing of forming by recess 21, protuberance 22 2.
The electromagnetic noise filter housing that these connected, the electronic component of the characteristic of size, thickness or filter, built-in capacitor, formation filter etc. also can be different.But much less by with the overall dimension generalization of electromagnetic noise filter housing, become approximately foreseeablely as the overall dimension of power-converting device etc., be in the facility that becomes when equipment is provided with.
And then, because use the groove 6 that was provided with in order to be used for power-converting device originally,, on fixing, can realize not having screwization so do not need to be used for being provided with the fixing screw of this electromagnetic noise filter.
But, for electromagnetic noise filter housing 2 being fixed in power-converting device housing 1, can use screw, also available bonding agent or fix by surface fastener (making the mounting or dismounting planar hasp freely of hook-like and villous two engagements).
In this case, can consider to be used to make electromagnetic noise filter housing 2 to be positioned at the location of the assigned position of aforementioned electric force conversion system housing 1.For example, on the part of aforementioned electric force conversion system housing 1, the location division is set, based on this location division, determine the position of aforementioned electromagnetic noise filter housing 2 after, fix with aforementioned screw etc., can seek the high efficiency of fixed operation etc. thus.
As aforementioned location division, also can be that recess 21, protuberance 22 such positions with Fig. 2 explanation are taken as the location division.Perhaps, also can be as shown in Figure 7 make fin 30 from the outstanding specific length of power-converting device housing 1, the part of aforementioned electromagnetic noise filter housing 2 is a protuberance butt therewith, positions thus.Certainly, also can be on the part of aforementioned electric force conversion system housing 1, outstanding protuberance to be set, a part that makes aforementioned electromagnetic noise filter housing 2 protuberance butt is therewith located.
And then, the position of the power-converting device housing 1 of the electromagnetic noise filter housing 2 shown in Fig. 1 is installed, be usually for the distribution to power-converting device such as main circuit distribution, place that must slot milling.Therefore, particularly in power-converting device housing 1, there is no need to reset the space that is used for installing electromagnetic noise filter housing.
Thereby even aforementioned electromagnetic noise filter housing is installed, power-converting device housing 1 is also constant big.And then, at the power-converting device of the type that aforementioned electromagnetic noise filter housing is installed, in the power-converting device of the type that aforementioned electromagnetic noise filter housing is not installed, there is no need to change the shape of power-converting device housing 1.That is to say whether no matter aforementioned electromagnetic noise filter housing be installed, the shape generalization of power-converting device housing 1 is become possibility.This is easily to the low price of making the die cost that uses when the power-converting device housing 1 etc.
The figure that sees from above shown in Fig. 3.From electromagnetic noise filter housing 2, have 8,9,10 terminal, be connected with input terminal R, S, T respectively.These terminals 8,9,10 are made by the conductive materials such as metal of steel or aluminium, nickel.
Because these terminals 8,9,10 are made by thin metal, so even be located at power-converting device 1 on terminal board produce some differences in height when being connected, also because of material softness, can be out of shape simply and connect.In addition, though terminal the 8,9, the 10th among the figure, conductor plate is even wire rod also can obtain same effect.
And then, the cutaway view of the filter of electromagnetic noise shown in Fig. 6 housing.In addition, another cutaway view of the filter of electromagnetic noise shown in Fig. 7 housing.Inboard at electromagnetic noise filter housing 2 is disposing filter capacitor 11, is provided with the wall 12 and the wall 13 that separate them.Filter capacitor 11 is usually for moisture-proof or stable on heating raising or guarantee insulation distance on the specification, and the plastic resin 20 that is used as mounting medium covers, and cannot see after the assembling.
Moreover used filter capacitor 11 among the embodiment is generally not set shell when constituting capacitor.Common capacitor is to coat by metallic plate, be clipped in the electronic component of forming as the insulator of dielectric etc. between the metallic plate with capacitor case.In an embodiment, will be by metallic plate, be clipped in the inside that the electronic component of forming as the insulator of dielectric etc. between the metallic plate directly is disposed at noise filter housing 2, cover with plastic resin 20.By this formation, because there is not common capacitor case, thus overall as filter, can miniaturization, lightweight.
And then, the groove 15 that earth rod 14 that the filter capacitor that is connected with earth rod 5 that power-converting device is used uses passes through usefulness is set.Be located near the groove 15 wall 13 a little more than the wall 12 that separates capacitor 11, when covering filter capacitors 11 with plastic resin 20, even under the situation of the plastic resin low with viscosity, plastic resin does not flow into groove 15 yet thus.Even thus under the situation of using the low resin of the viscosity do not need defoaming device etc., plastic resin can not expose earth rod 14 as the bonding conductor of ground connection side from mounting groove yet, and operation is good.
And then, when the viscosity of employed plastic resin is high, the size by making groove 15 suitably, because of the viscosity of plastic resin, being used for the plastic resin of sealing filter capacitor 11 can not expose from groove 15, so can not want wall 13.
And then the earth rod 14 that earth rod 5 and the filter capacitor that power-converting device is used used at the dorsal part of electromagnetic noise filter housing 2, directly connects, and perhaps connects via conductor plate or wire rod.As aforementioned connection form, the bonding conductor of the ground connection side of electromagnetic noise filter housing 2 preferably is connected with the bonding conductor that side is set of power-converting device with short as far as possible distance.
And then, the conductor plate 20 of ground connection side that connects filter capacitor 11 in the inboard of electromagnetic noise filter housing 2 can obtain shielding the effect in the electromagnetic noise filter housing 2 inner electromagnetic noises that take place thus along the inner wall arrangement of electromagnetic noise filter housing 2.
And then, be disposed at this power-converting device 1, be located at the potentiometer knob 17 on the digital operator 16, can install and remove simply.
And then digital operator 16 as shown in Figure 4, is clipped between bucker 19 and the waterproof case 18, can tackle waterproof thus.
Moreover the filter apparatus in the foregoing description, power-converting device can for example, can circulate on market respectively as single goods, peddle, transfer etc.Perhaps, also can be used as the state that is connected with the aforesaid filters device, the power-converting device of incorporate state, for example, on market, circulate, peddle, transfer etc.
In addition, the capacitor element of filter apparatus use can use the capacitor with the electronic unit that accompanies the insulator that becomes dielectric between conductor plate in the above-described embodiments.
As the characteristic of this filter apparatus, for example based on the regulation of CE standard, EN 55011, EN 61800, can be for other electric equipments not being produced influences such as electromagnetic noise yet.

Claims (17)

1. filter apparatus is connected in the distribution lead division of power-converting device, it is characterized in that, comprising:
Capacitor element with the electronic component that between conductor plate, clips the insulator that becomes dielectric;
The mounting medium of the described capacitor element of sealing;
The filter circuit that comprises described capacitor element and constitute;
Carry out the bonding conductor of the distribution connection of described filter circuit; And
Support the filter housing of described mounting medium,
Described filter housing has and the peristome of the relative opening of described distribution lead division and the fitting portion chimeric with the part of described power-converting device,
Described bonding conductor has by passing through of constituting of the ductile metal terminal that peristome and described distribution lead division be connected with described power-converting device and with described terminal and clips the bonding conductor that described capacitor element is positioned at the grounding electrode side of opposition side,
To be connected by the grounding electrode of the fixing described power-converting device of described fitting portion and the bonding conductor of described grounding electrode side.
2. filter apparatus according to claim 1 is characterized in that,
To be connected in the grounding electrode side of power-converting device from the bonding conductor of drawing facing to peristome one side of described filter housing.
3. filter apparatus according to claim 1 is characterized in that,
The bonding conductor that the opposition side of one side that will be connected with the distribution lead division of described power-converting device from bonding conductor is drawn is connected in the grounding electrode side of power-converting device.
4. filter apparatus according to claim 1 is characterized in that,
Described bonding conductor is made the shape of a part of the side of the inboard that covers described filter housing.
5. filter apparatus according to claim 1 is characterized in that,
The wall that described mounting medium is gone out from the taking-up orifice flow of the bonding conductor of the ground connection side of the grounding electrode side that is connected in described power-converting device is set.
6. filter apparatus according to claim 5 is characterized in that,
Under the tough situation of described mounting medium, the wall that described mounting medium is gone out from the taking-up orifice flow of the bonding conductor of the ground connection side of the grounding electrode side that is connected in described power-converting device is not set.
7. filter apparatus according to claim 1 is characterized in that,
The part of the part of the housing of described power-converting device and filter housing is chimeric, and described thus filter housing is fixed on the described power-converting device.
8. filter apparatus according to claim 1 is characterized in that,
The fitting portion that the part of the part of the housing of described power-converting device and filter housing is chimeric is located on the filter housing.
9. filter apparatus according to claim 8 is characterized in that,
The male portion of Baltimore groove of a part that is embedded in the housing of described power-converting device is located on the filter housing.
10. filter apparatus according to claim 8 is characterized in that,
The groove of concave shaped portion of male portion of a part that is embedded in the housing of described power-converting device is located on the filter housing.
11. filter apparatus according to claim 1 is characterized in that,
Based on the location division on the part of the housing that is located at described power-converting device, described filter apparatus is fixed on the described power-converting device.
12. filter apparatus according to claim 11 is characterized in that,
Be located at protuberance on the described filter apparatus and be engaged in poroid location division on the part of the housing that is located at described power-converting device, described thus filter apparatus is positioned on the described power-converting device.
13. filter apparatus according to claim 11 is characterized in that,
Step-like location division butt on described filter apparatus and the part of housing that is located at described power-converting device, described thus filter apparatus is positioned on the described power-converting device.
14. according to each described filter apparatus in the claim 11～13, it is characterized in that,
Described filter apparatus uses adhesive securement on the housing of described power-converting device.
15. according to each described filter apparatus in the claim 11～13, it is characterized in that,
Described filter apparatus is screwed on the housing of described power-converting device.
16. according to each described filter apparatus in the claim 11～13, it is characterized in that,
Described filter apparatus is fixed on the housing of described power-converting device with surface fastener.
17. filter apparatus according to claim 1 is characterized in that,
The characteristic of described filter apparatus is based on the grade B of grade A, EN 55011 of EN 55011 or the regulation of EN 61800.
CNB2004100908588A 2003-11-14 2004-11-12 Filter apparatus and power converter to which the filter apparatus is connected Expired - Fee Related CN100446389C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003384487 2003-11-14
JP2003384487A JP4231769B2 (en) 2003-11-14 2003-11-14 Filter device and power conversion device to which the filter device is connected

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CNA2008101683700A Division CN101388597A (en) 2003-11-14 2004-11-12 Filter apparatus and power converter to which the filter apparatus is connected
CNA2008101683715A Division CN101388598A (en) 2003-11-14 2004-11-12 Filter apparatus and power converter to which the filter apparatus is connected

Publications (2)

Publication Number Publication Date
CN1619930A CN1619930A (en) 2005-05-25
CN100446389C true CN100446389C (en) 2008-12-24

Family

ID=34431483

Family Applications (3)

Application Number Title Priority Date Filing Date
CNA2008101683700A Pending CN101388597A (en) 2003-11-14 2004-11-12 Filter apparatus and power converter to which the filter apparatus is connected
CNB2004100908588A Expired - Fee Related CN100446389C (en) 2003-11-14 2004-11-12 Filter apparatus and power converter to which the filter apparatus is connected
CNA2008101683715A Pending CN101388598A (en) 2003-11-14 2004-11-12 Filter apparatus and power converter to which the filter apparatus is connected

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CNA2008101683700A Pending CN101388597A (en) 2003-11-14 2004-11-12 Filter apparatus and power converter to which the filter apparatus is connected

Family Applications After (1)

Application Number Title Priority Date Filing Date
CNA2008101683715A Pending CN101388598A (en) 2003-11-14 2004-11-12 Filter apparatus and power converter to which the filter apparatus is connected

Country Status (5)

Country Link
US (5) US7643304B2 (en)
EP (1) EP1531545B1 (en)
JP (1) JP4231769B2 (en)
CN (3) CN101388597A (en)
TW (1) TWI282205B (en)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10693415B2 (en) 2007-12-05 2020-06-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US11881814B2 (en) 2005-12-05 2024-01-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US9130401B2 (en) 2006-12-06 2015-09-08 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11687112B2 (en) 2006-12-06 2023-06-27 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8816535B2 (en) 2007-10-10 2014-08-26 Solaredge Technologies, Ltd. System and method for protection during inverter shutdown in distributed power installations
US11296650B2 (en) 2006-12-06 2022-04-05 Solaredge Technologies Ltd. System and method for protection during inverter shutdown in distributed power installations
EP3288165B1 (en) * 2006-12-06 2021-10-13 Solaredge Technologies Ltd. Removable component cartridge for increasing reliability in power harvesting systems
US8384243B2 (en) 2007-12-04 2013-02-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8963369B2 (en) 2007-12-04 2015-02-24 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US9088178B2 (en) 2006-12-06 2015-07-21 Solaredge Technologies Ltd Distributed power harvesting systems using DC power sources
US11728768B2 (en) 2006-12-06 2023-08-15 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
US11569659B2 (en) 2006-12-06 2023-01-31 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11309832B2 (en) 2006-12-06 2022-04-19 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11888387B2 (en) 2006-12-06 2024-01-30 Solaredge Technologies Ltd. Safety mechanisms, wake up and shutdown methods in distributed power installations
US7900361B2 (en) 2006-12-06 2011-03-08 Solaredge, Ltd. Current bypass for distributed power harvesting systems using DC power sources
US8013472B2 (en) 2006-12-06 2011-09-06 Solaredge, Ltd. Method for distributed power harvesting using DC power sources
US8473250B2 (en) 2006-12-06 2013-06-25 Solaredge, Ltd. Monitoring of distributed power harvesting systems using DC power sources
US8947194B2 (en) 2009-05-26 2015-02-03 Solaredge Technologies Ltd. Theft detection and prevention in a power generation system
US11735910B2 (en) 2006-12-06 2023-08-22 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US8618692B2 (en) 2007-12-04 2013-12-31 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US11855231B2 (en) 2006-12-06 2023-12-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8319483B2 (en) 2007-08-06 2012-11-27 Solaredge Technologies Ltd. Digital average input current control in power converter
US8319471B2 (en) 2006-12-06 2012-11-27 Solaredge, Ltd. Battery power delivery module
US9112379B2 (en) 2006-12-06 2015-08-18 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
WO2009072077A1 (en) 2007-12-05 2009-06-11 Meir Adest Testing of a photovoltaic panel
JP2011507465A (en) 2007-12-05 2011-03-03 ソラレッジ テクノロジーズ リミテッド Safety mechanism, wake-up method and shutdown method in distributed power installation
WO2009072075A2 (en) 2007-12-05 2009-06-11 Solaredge Technologies Ltd. Photovoltaic system power tracking method
US11264947B2 (en) 2007-12-05 2022-03-01 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US8049523B2 (en) 2007-12-05 2011-11-01 Solaredge Technologies Ltd. Current sensing on a MOSFET
WO2009073867A1 (en) 2007-12-05 2009-06-11 Solaredge, Ltd. Parallel connected inverters
EP4145691A1 (en) 2008-03-24 2023-03-08 Solaredge Technologies Ltd. Switch mode converter including auxiliary commutation circuit for achieving zero current switching
EP2110929B1 (en) * 2008-04-18 2018-08-29 Grundfos Management a/s Frequency inverter being mounted on a motor
EP2294669B8 (en) 2008-05-05 2016-12-07 Solaredge Technologies Ltd. Direct current power combiner
US8630098B2 (en) 2008-06-12 2014-01-14 Solaredge Technologies Ltd. Switching circuit layout with heatsink
JP5203836B2 (en) * 2008-07-28 2013-06-05 株式会社日立産機システム Noise filter cover
BRPI0901450A2 (en) * 2009-05-04 2011-01-18 Weg Automacao S A communication protocol interface module
EP2602831B1 (en) 2009-05-22 2014-07-16 Solaredge Technologies Ltd. Electrically isolated heat dissipating junction box
US8303349B2 (en) 2009-05-22 2012-11-06 Solaredge Technologies Ltd. Dual compressive connector
US8690110B2 (en) 2009-05-25 2014-04-08 Solaredge Technologies Ltd. Bracket for connection of a junction box to photovoltaic panels
US8710699B2 (en) 2009-12-01 2014-04-29 Solaredge Technologies Ltd. Dual use photovoltaic system
US8766696B2 (en) 2010-01-27 2014-07-01 Solaredge Technologies Ltd. Fast voltage level shifter circuit
US10673229B2 (en) 2010-11-09 2020-06-02 Solaredge Technologies Ltd. Arc detection and prevention in a power generation system
GB2485527B (en) 2010-11-09 2012-12-19 Solaredge Technologies Ltd Arc detection and prevention in a power generation system
US10230310B2 (en) 2016-04-05 2019-03-12 Solaredge Technologies Ltd Safety switch for photovoltaic systems
US10673222B2 (en) 2010-11-09 2020-06-02 Solaredge Technologies Ltd. Arc detection and prevention in a power generation system
GB2486408A (en) 2010-12-09 2012-06-20 Solaredge Technologies Ltd Disconnection of a string carrying direct current
GB2483317B (en) 2011-01-12 2012-08-22 Solaredge Technologies Ltd Serially connected inverters
JP5370935B2 (en) * 2011-04-18 2013-12-18 株式会社安川電機 Power converter and filter switch
US8570005B2 (en) 2011-09-12 2013-10-29 Solaredge Technologies Ltd. Direct current link circuit
GB2498365A (en) 2012-01-11 2013-07-17 Solaredge Technologies Ltd Photovoltaic module
GB2498790A (en) 2012-01-30 2013-07-31 Solaredge Technologies Ltd Maximising power in a photovoltaic distributed power system
GB2498791A (en) 2012-01-30 2013-07-31 Solaredge Technologies Ltd Photovoltaic panel circuitry
US9853565B2 (en) 2012-01-30 2017-12-26 Solaredge Technologies Ltd. Maximized power in a photovoltaic distributed power system
GB2499991A (en) 2012-03-05 2013-09-11 Solaredge Technologies Ltd DC link circuit for photovoltaic array
JP2013219919A (en) * 2012-04-09 2013-10-24 Mitsubishi Electric Corp Noise reduction filter and electric power conversion device using the same
US9870016B2 (en) 2012-05-25 2018-01-16 Solaredge Technologies Ltd. Circuit for interconnected direct current power sources
US10115841B2 (en) 2012-06-04 2018-10-30 Solaredge Technologies Ltd. Integrated photovoltaic panel circuitry
US9548619B2 (en) 2013-03-14 2017-01-17 Solaredge Technologies Ltd. Method and apparatus for storing and depleting energy
US9941813B2 (en) 2013-03-14 2018-04-10 Solaredge Technologies Ltd. High frequency multi-level inverter
EP3506370B1 (en) 2013-03-15 2023-12-20 Solaredge Technologies Ltd. Bypass mechanism
US9318974B2 (en) 2014-03-26 2016-04-19 Solaredge Technologies Ltd. Multi-level inverter with flying capacitor topology
CN103986316A (en) * 2014-05-05 2014-08-13 昆山达功电子有限公司 Mounting structure of power filter
CN103987240A (en) * 2014-05-05 2014-08-13 昆山达功电子有限公司 Filter installation structure
CN103987241A (en) * 2014-05-05 2014-08-13 昆山达功电子有限公司 Mounting structure of power EMI filter
JP6657849B2 (en) * 2015-11-26 2020-03-04 富士電機株式会社 Inverter device
US10599113B2 (en) 2016-03-03 2020-03-24 Solaredge Technologies Ltd. Apparatus and method for determining an order of power devices in power generation systems
CN107153212B (en) 2016-03-03 2023-07-28 太阳能安吉科技有限公司 Method for mapping a power generation facility
US11081608B2 (en) 2016-03-03 2021-08-03 Solaredge Technologies Ltd. Apparatus and method for determining an order of power devices in power generation systems
US11018623B2 (en) 2016-04-05 2021-05-25 Solaredge Technologies Ltd. Safety switch for photovoltaic systems
US12057807B2 (en) 2016-04-05 2024-08-06 Solaredge Technologies Ltd. Chain of power devices
US11177663B2 (en) 2016-04-05 2021-11-16 Solaredge Technologies Ltd. Chain of power devices
JP6651276B2 (en) * 2017-04-21 2020-02-19 三菱電機株式会社 Connection structure of power converter
KR102075415B1 (en) 2018-01-29 2020-02-11 엘에스산전 주식회사 Device for driving motor
JP6802987B2 (en) * 2018-05-16 2020-12-23 株式会社オートネットワーク技術研究所 Noise filter device
KR200494560Y1 (en) * 2019-11-01 2021-11-03 엘에스일렉트릭(주) Structure for Installing Inverter

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464702A (en) * 1983-06-14 1984-08-07 The United States Of America As Represented By The Secretary Of The Air Force EMI filter capacitor unit
WO1993013587A1 (en) * 1991-12-24 1993-07-08 Siemens Electric Limited Modular ac drive controller
CN1242637A (en) * 1998-07-21 2000-01-26 株式会社日立制作所 Electric power conversion means
US6320776B1 (en) * 1999-02-24 2001-11-20 Mitsubishi Denki Kabushiki Kaisha Power drive apparatus

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3133644A1 (en) * 1981-08-26 1983-03-17 Siemens AG, 1000 Berlin und 8000 München ASSEMBLY, IN PARTICULAR THROTTLE AND FILTER FOR RADIO INTERFERENCE
FR2552601B1 (en) * 1983-09-27 1988-10-14 Thomson Csf MINIATURE MICROWAVE FILTER WITH RESONATORS MADE BY PLUG CIRCUITS, COUPLED BY CAPACITORS
KR900003934B1 (en) * 1984-12-12 1990-06-04 가부시기가이샤 히다찌세이사구쇼 Magnetron
IT1181657B (en) * 1985-05-06 1987-09-30 Ital Idee Srl FILTER FOR LUBRICANT OIL FOR INTERNAL COMBUSTION ENGINES, IN PARTICULAR OF MOTOR VEHICLES, WITH CONTROL BODIES FOR THE CLOGGING LEVEL OF THE FILTER SURFACE
DE3642723A1 (en) * 1986-12-13 1988-06-23 Grundfos Int STATIC FREQUENCY INVERTER, ESPECIALLY FREQUENCY INVERTER FOR CONTROLLING AND / OR REGULATING THE PERFORMANCE SIZE OF AN ELECTRIC MOTOR
US5070494A (en) * 1988-04-05 1991-12-03 Ricoh Company, Ltd. Optical pickup device with dual-mode drive mechanism
EP0354435B1 (en) * 1988-08-12 1995-12-20 Hitachi, Ltd. A drive circuit for an insulated gate transistor; and its use in a switching circuit, a current switching apparatus and an induction motor system
KR920005988B1 (en) * 1988-08-31 1992-07-25 가부시기가이샤 히다찌세이사꾸쇼 Inverter device
JP2950939B2 (en) * 1990-08-02 1999-09-20 株式会社日立製作所 Inverter device
US5351228A (en) * 1990-09-20 1994-09-27 Ricoh Company Ltd. Optical disk drive unit
US5787063A (en) * 1990-09-20 1998-07-28 Richoh Company, Ltd. Disk drive unit having improved shutter mechanism
JP2895660B2 (en) * 1991-06-03 1999-05-24 株式会社リコー Optical disk drive
USRE37093E1 (en) * 1991-06-03 2001-03-13 Ricoh Company, Ltd. Optical disk drive unit with a sealing type bearing member
US5270540A (en) * 1992-03-23 1993-12-14 Eastman Kodak Company Monitor calibrator housing and mounting bracket
US5277625A (en) * 1992-11-03 1994-01-11 The Whitaker Corporation Electrical connector with tape filter
US5397250A (en) * 1993-04-06 1995-03-14 Amphenol Corporation Modular jack with filter
JPH08308250A (en) 1995-05-10 1996-11-22 Mitsubishi Electric Corp Terminal block and control device using the same
JPH08330188A (en) 1995-05-30 1996-12-13 Nissei Denki Kk Noise suppression electronic device and its manufacture
JP3017453B2 (en) * 1996-05-24 2000-03-06 株式会社リコー Information recording / reproducing device
US5724237A (en) * 1996-06-11 1998-03-03 Unipower Corporation Apparatus and method for sharing a load current among frequency-controlled D.C.-to-D.C. converters
US6137780A (en) * 1997-08-07 2000-10-24 At&T Corp Apparatus and method to monitor communication system status
US6218913B1 (en) * 1998-02-18 2001-04-17 Curtis Industries, A Division Of Powers Holatings, Inc. Coaxial toroid EMI filter with discrete capacitors surrounding conductors
DE19911029A1 (en) * 1998-03-19 1999-10-14 Continental Teves Ag & Co Ohg Shielded housing for electronic circuits
JP3767165B2 (en) 1998-04-15 2006-04-19 三菱電機株式会社 Noise filter
US5997614A (en) * 1998-07-13 1999-12-07 Donaldson Company, Inc. Filter with diffusion channel and methods of making and using the filter
GB2340292B (en) * 1998-07-28 2002-10-23 Ricoh Kk Optical data storage medium capable of reversibly displaying information
JP3812196B2 (en) 1998-12-25 2006-08-23 松下電器産業株式会社 Capacitor
WO2000055875A1 (en) * 1999-03-16 2000-09-21 Maxwell Energy Products Low inductance four terminal capacitor lead frame
US6381153B1 (en) * 1999-04-20 2002-04-30 Hill-Rom Services, Inc. Method and apparatus of EMI filtering that eliminates the need for an inductor
JP3680627B2 (en) * 1999-04-27 2005-08-10 富士電機機器制御株式会社 Noise filter
US6395073B1 (en) * 1999-08-23 2002-05-28 Gore Enterprise Holdings, Inc. Multi-functional filter for removing contaminants from an enclosure
DE10034054A1 (en) * 2000-07-13 2002-04-04 Epcos Ag Mains filter has each phase input connected to phase output via filter inductance connected on input side to earth conductor via filter capacitor, auxiliary inductances
US6364923B1 (en) * 2000-07-14 2002-04-02 The University Of Chicago Method and apparatus for the clean replacement of contaminated HEPA filters
US6573665B2 (en) * 2000-08-01 2003-06-03 Spectronics Corporation Inspection lamp with interchangeable AC or DC power cords
DE10039957A1 (en) * 2000-08-16 2002-03-07 Siemens Ag Device for basic interference suppression of a matrix converter
TW499793B (en) * 2000-08-30 2002-08-21 Nec Tokin Corp Distributed constant type noise filter
US6563707B1 (en) * 2000-09-14 2003-05-13 Otis Elevator Company Chassis for mounting component units of an electric switch cabinet for elevators and escalators
US6345507B1 (en) * 2000-09-29 2002-02-12 Electrografics International Corporation Compact thermoelectric cooling system
KR100915778B1 (en) * 2000-11-03 2009-09-04 에스엠씨 일렉트리칼 프로덕츠, 인크 Microdrive
JP4031623B2 (en) * 2001-06-15 2008-01-09 株式会社リコー Optical disc recording method, information processing method, optical disc apparatus, and information processing apparatus
US6873240B2 (en) * 2001-08-21 2005-03-29 Hitachi, Ltd. Power converter
JP2005509396A (en) * 2001-11-02 2005-04-07 エーカー ウェード パワー テクノロジーズ エルエルシー High-speed battery charger
US7301308B2 (en) * 2001-11-02 2007-11-27 Aker Wade Power Technologies, Llc Fast charger for high capacity batteries
JP2003235004A (en) * 2001-12-05 2003-08-22 Ricoh Co Ltd Information processor, information processing method, information processing program and recording medium
JP3432505B1 (en) * 2002-02-26 2003-08-04 学校法人慶應義塾 System using power converter
KR20040035940A (en) * 2002-10-12 2004-04-30 삼성전자주식회사 Noise filter of high frequency generator
DE10325525B4 (en) * 2003-06-04 2013-10-24 Boll & Kirch Filterbau Gmbh backwash filter
JP3972146B2 (en) * 2003-09-09 2007-09-05 株式会社日立製作所 Power converter
US7295448B2 (en) * 2004-06-04 2007-11-13 Siemens Vdo Automotive Corporation Interleaved power converter
US7289329B2 (en) * 2004-06-04 2007-10-30 Siemens Vdo Automotive Corporation Integration of planar transformer and/or planar inductor with power switches in power converter
EP1922129B1 (en) * 2005-09-09 2012-08-29 Dexwet Usa Llc Filter module

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464702A (en) * 1983-06-14 1984-08-07 The United States Of America As Represented By The Secretary Of The Air Force EMI filter capacitor unit
WO1993013587A1 (en) * 1991-12-24 1993-07-08 Siemens Electric Limited Modular ac drive controller
CN1242637A (en) * 1998-07-21 2000-01-26 株式会社日立制作所 Electric power conversion means
US6320776B1 (en) * 1999-02-24 2001-11-20 Mitsubishi Denki Kabushiki Kaisha Power drive apparatus

Also Published As

Publication number Publication date
TWI282205B (en) 2007-06-01
EP1531545A3 (en) 2007-08-08
US20090046434A1 (en) 2009-02-19
CN1619930A (en) 2005-05-25
US7643304B2 (en) 2010-01-05
JP4231769B2 (en) 2009-03-04
JP2005151675A (en) 2005-06-09
CN101388598A (en) 2009-03-18
US20090040743A1 (en) 2009-02-12
EP1531545B1 (en) 2015-03-25
CN101388597A (en) 2009-03-18
TW200524262A (en) 2005-07-16
EP1531545A2 (en) 2005-05-18
US20090040733A1 (en) 2009-02-12
US20050126811A1 (en) 2005-06-16
US20090046435A1 (en) 2009-02-19

Similar Documents

Publication Publication Date Title
CN100446389C (en) Filter apparatus and power converter to which the filter apparatus is connected
US6404628B1 (en) Integrated power electronics cooling housing
US6178318B1 (en) Shielding housing and a method of producing a shielding housing
KR100190154B1 (en) Inverter apparatus
WO2003037687A1 (en) Integrated and flexible power distribution assembly
US6655989B1 (en) Environmentally sealed electrical connector system
CN105896422A (en) Bus bar plate, electronic component unit, and wire harness
MX2014004771A (en) Modular relay sub-assembly.
US6068513A (en) DC connection method
CN212108302U (en) Wireless track lamp power supply structure
US5896272A (en) Circuit board enclosure having heat transfer circuit board support
CN216720280U (en) All-in-one antenna structure and communication equipment
JPH04154436A (en) Shielding construction for liquid crystal display instrument panel on vehicle
CN220253675U (en) Connector shielding conducting structure and vehicle-mounted camera
CN216214850U (en) Shroud subassembly of intelligence power capacitor all-in-one
CN216121806U (en) Compensation module device and electrical device
JP2009005581A (en) Filter apparatus, and power conversion apparatus connected to the filter apparatus
CN220368181U (en) Wiring structure and ceiling electric appliance
CN218005802U (en) Track terminal box and lamp area track
CN104094684B (en) A kind of electronic equipment and its manufacturing method
EP0989777A2 (en) Heat providing structure for an electrical assembly
CN1086253C (en) High-density electrics connector
CN115835490A (en) Motor controller and motor system having the same
CN118843272A (en) Radar level gauge
CN1087112C (en) Compact electric connector

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081224

Termination date: 20211112

CF01 Termination of patent right due to non-payment of annual fee